package org.skywork.top.core.algorithm.sql;

/**
 * 删除重复的电子邮箱
 */
public class no_196 {

    public void sql()
    {
        String sql = "delete t1 from Person t1, Person t2 where t1.Email = t2.Email and t1.Id > t2.Id";
        System.out.println(sql);
    }

}
